Bulletin University of New Mexico—No. 49 
Fruit ackenes, collected in heads. 
Half-woody, leaves opposite, - (2) CLEMATIS. 
Herbs, leaves opposite or whorled, (3) ANEMONE. 
Herbs, leaves alternate, - - (4) THALICTRUM. 
Fruit a pod (1-5) leaves alternate. 
Flowers regular, - - - (5) aQuILEGIA. 
Flowers irregular, - . -(6) DELPHINIUM. 
Frut a berry of one carpel,- - - - (7) acTaza. 
1. Ranuncutus. (Crowfoot.) 
Annual or perennial plants with alternate stem 
leaves; solitary or corymbed yellow or rarely white 
flowers; petals with a pit or scale at the base inside; 
fruit a head of achenes. 
Aqutics, petals white, - - R. AQUATILIS, L. 
Terrestial, petals yellow... 
Leaves crenate only, - - > RB. CYMBALBIA. 
Some or all leaves cleft or divided 
; : - - R. RHOMBOIDEUS. 
R. Aquatiuis, L. Var. TrRicuopHytius. Chaiz. 
(White Water C.) Leaves all submersed and cut into 
numerous fine segments which collapse out of water; 
the claw of the petals yellow; achens in a close head, 
transversely wrinkled. In the valley. 
R. CyMBAYABIA, Pursh. Radical leaves undivided, 
broadly oval only clustered at the roots and at the nodes 
of the long rooting runners, glabrous perennials, stem- 
leaves none; petals longer than the green sepals, heads 
oblong. Atrisco and other places in the valley. In Ti- 
jeras Canon. 
R. RHOMBOIDEUS, Goldie. Dwarf, 3 to 6 inches high, 
hairy; root-leaves roundish. crenate, lowest stem-leaves 
similar or 3 or 5-lobed, the upper 3 to 5-parted; petals 
large, exceeding the calyx. Bear Canon. 
2. Crematis, L. (Virgin’s Bower.) 
Yerennial herbs or vines climbing by ‘the leaf stock, 
4 « wred valvate sepals, ne yials; num.-sus achenes 
with the persistent styles forming tails in the fruit. 
C. Atpina, Mills, Var. occiwentatts, Gray. Trail- 
ing, nearly glabrous, leaves bilaterally divided, seg- 
ments ovate or oblong, lanceolate, acuminate, frequent- 
ty three-lobed, irregulazty iecched; sep-ls purplish- 
blue, thin; some cf the onter filaments enlarging — to 
small petals, linear achenes glabrous. Spruce-Acer- 
Robinia Soc. in Sandia Mts. May. 
(77) 
